| article html file updated | 7 February 2020 09:36 CET | Update | https://www.mdpi.com/2079-6382/5/2/19 |
| article html file updated | 5 May 2019 14:00 CEST | Update | - |
| article html file updated | 27 March 2019 06:23 CET | Update | - |
| article html file updated | 1 July 2016 08:21 CEST | Update | - |
| article html file updated | 1 June 2016 14:34 CEST | Original file | - |
| article xml uploaded. | 1 June 2016 14:33 CEST | Original file | https://www.mdpi.com/2079-6382/5/2/19/xml |
| article pdf uploaded. | 1 June 2016 14:33 CEST | Version of Record | https://www.mdpi.com/2079-6382/5/2/19/pdf |
